CN110529837A - A kind of control system and method based on residual heat and steam recyclable device - Google Patents
A kind of control system and method based on residual heat and steam recyclable device Download PDFInfo
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- CN110529837A CN110529837A CN201910952482.3A CN201910952482A CN110529837A CN 110529837 A CN110529837 A CN 110529837A CN 201910952482 A CN201910952482 A CN 201910952482A CN 110529837 A CN110529837 A CN 110529837A
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- Prior art keywords
- unit
- control system
- thermal energy
- residual heat
- steam
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
- F22D1/32—Feed-water heaters, i.e. economisers or like preheaters arranged to be heated by steam, e.g. bled from turbines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D3/00—Accumulators for preheated water
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D5/00—Controlling water feed or water level; Automatic water feeding or water-level regulators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D7/00—Auxiliary devices for promoting water circulation
- F22D7/12—Control devices
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a kind of control systems based on residual heat and steam recyclable device, including still kettle and residual heat and steam recovery system host, further include heat exchange unit, temperature sensing unit, master control system unit, level sensing unit and flow monitoring unit；The heat exchange unit is set in the residual heat and steam recovery system host, and residual heat and steam recovery system host described in the remaining vapour connects thermal energy storage tank, and the level sensing unit and the flow monitoring unit are set in the thermal energy storage tank；The thermal energy storage tank connects thermal energy vaporizer, the thermal energy vaporizer, and connection buffering adjusts tank；The present invention obtains supplemental characteristic different when medium is delivered to each stage by each monitoring unit and reaches maximum resource utilization ensure that medium does not have thermal loss in transmission process.
Description
Technical field
The present invention relates to production of construction materials line field, specially a kind of control system and side based on residual heat and steam recyclable device
Method.
Background technique
Production of construction materials line is generally air-entrained concrete building block production line, steam-pressing brisk production chain, prefabricated tubular pile production line etc., passes
It is clean that the production line of system needs the excess steam in the still kettle kettle that will place finished product to discharge after production finishes finished product.And extra steaming
Vapour direct emission is the waste to thermal energy in steam, and in the prior art despite the presence of the method utilized for steam circulation, but
Still mostly based on regular discharge, entire discharge process is not monitored and is dredged, it is difficult to guaranteed hot in cyclic process
The maximization that can be utilized.
Summary of the invention
To solve the above problems, guaranteeing that the steam utilization of each link reaches rationalization and maximizes, the present invention provides as follows
Technical solution: a kind of control system based on residual heat and steam recyclable device, including still kettle and residual heat and steam recovery system host,
It further include heat exchange unit, temperature sensing unit, master control system unit, level sensing unit and flow monitoring unit；It is described to change
Hot cell is set in the residual heat and steam recovery system host, residual heat and steam recovery system host connection heat described in the remaining vapour
Energy holding vessel, the level sensing unit and the flow monitoring unit are set in the thermal energy storage tank；The thermal energy storage
Tank connection thermal energy vaporizer, the thermal energy vaporizer are deposited, connection buffering adjusts tank.
Preferably, the temperature sensing unit is also provided at the residual heat and steam recovery system host, the thermal energy distributes
Device and the buffering adjust tank.
Preferably, the master control system unit connects the heat exchange unit, the heat exchange unit connects the liquid level and passes
Feel unit, the level sensing unit connects the flow monitoring unit.
Preferably, the master control system unit respectively with the level sensing unit, the flow monitoring unit and institute
Temperature sensing unit is stated to be connected.
Preferably, the temperature sensing unit respectively with the heat exchange unit, the level sensing unit and the flow
Monitoring unit is connected.
Preferably, further include alarm unit, the alarm unit respectively with the master control system unit and the temperature
Sensing unit is connected.
A kind of control method based on residual heat and steam recyclable device,
Step 1: the start-up temperature value of master control system unit preset power delivery pump, and obtain the transmission of the thermocouple in host
Temperature parameter out；
Step 2: master control system unit monitors that the medium temperature in host has reached output temperature, and the medium is conveyed
Into thermal energy storage tank, and obtain the liquid level information in thermal energy storage tank；
Step 3: when liquid level reaches setting peak in thermal energy storage tank, the medium is delivered to each production work by corresponding discharge
Section, the thermal energy for carrying out medium distribute；
Step 4: defeated time buffering adjusts tank storage to the medium after radiating and cooling again, detects to master control system unit
The buffering adjusts temperature in tank and reaches respective value, starting new round running.
Preferably, the master control system unit is lasting acquisition for the unlike signal parameter of each link, set when any
When being higher than alarm parameters value initially set for parameter, triggering alarm immediately, and record the alarm moment instantly and set outer parameter
Value.
Compared with prior art, beneficial effects of the present invention are as follows:
1. the present invention using the monitoring unit in each stage, respectively carries out the transport of medium from time, flow, temperature etc.
Monitoring, it is ensured that medium thermal energy in production line distributes finish after can just return in still kettle, waiting recycle next time.
2. master control system unit carries out real-time control by monitoring unit of the different data-signals to a production line, and
Retain time of fire alarming by alarm unit and temperature carries out data analysis, ensure that the security reliability of system.
Detailed description of the invention
Fig. 1 is present system structure chart；
Fig. 2 is that present device connects block diagram；
Fig. 3 is master control system element circuit figure of the present invention；
In figure: 1 still kettle, 2 residual heat and steam recovery system hosts, 3 heat exchange units, 4 temperature sensing units, 5 master control system lists
Member, 6 level sensing units, 7 flow monitoring units, 8 thermal energy storage tanks, 9 thermal energy vaporizers, 10 bufferings adjust tank, 11 alarm lists
Member.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1:
A kind of control system based on residual heat and steam recyclable device, including still kettle 1 and residual heat and steam recovery system host 2, also
Including heat exchange unit 3, temperature sensing unit 4, master control system unit 5, level sensing unit 6 and flow monitoring unit 7；It is described
Heat exchange unit 3 is set in the residual heat and steam recovery system host 2, residual heat and steam recovery system host 2 described in the remaining vapour
Thermal energy storage tank 8 is connected, the level sensing unit 6 and the flow monitoring unit 7 are set in the thermal energy storage tank 8；
The thermal energy storage tank 8 connects thermal energy vaporizer 9, the thermal energy vaporizer 9, and connection buffering adjusts tank 10.
The temperature sensing unit 4 is also provided at the residual heat and steam recovery system host 2,9 and of thermal energy vaporizer
The buffering adjusts tank 10.The master control system unit 5 connects the heat exchange unit 3, and the heat exchange unit 3 connects the liquid
Position sensing unit 6, the level sensing unit 6 connect the flow monitoring unit 7.The master control system unit 5 respectively with
The level sensing unit 6, the flow monitoring unit 7 are connected with the temperature sensing unit 4.The temperature sensing unit
4 are connected with the heat exchange unit 3, the level sensing unit 6 and the flow monitoring unit 7 respectively.It further include that alarm is single
Member 11, the alarm unit 11 is connected with the master control system unit 5 and the temperature sensing unit 4 respectively.
In conclusion generated remaining vapour can be stored in still kettle 1 in the production line after a wheel production, import
Residual heat and steam recovery system host 2 converts the thermal energy in vapour more than script to medium via host inner, high efficiency heat exchange unit 3
In water, master control system unit 5 is finished according to whether 4 heat of temperature sensing unit is converted, to control medium water output
Into in thermal energy storage tank 8.When the level sensing unit 6 of thermal energy storage tank 8 detects the variation of liquid level in tank, while cooperating flow
Monitoring unit 7 distributes heat according to suitable flow pumped (conveying) medium to each production line, via thermal energy vaporizer 9.When temperature passes
After sense unit 4 monitors medium temperature decline, defeated time buffering of medium is adjusted into tank 10 by master control system unit 5, is waited to be evaporated
The exhaust next time of kettle 1.During medium water circulation, more than 11 temperature sensing unit 4 of alarm unit preserves value always connected state, if
It is standby that when touching dangerous temperature, alarm unit 11 issues audible and visible alarm at once, at the same convey data to master control system unit 5 into
The disconnected lock processing of row.
Embodiment 2:
The start-up temperature value of 5 preset power delivery pump of master control system unit, and obtain the temperature that the thermocouple in host transmits out
Spend parameter；When master control system unit 5 monitors that the medium temperature in host has reached output temperature, i.e., the medium is conveyed
Into thermal energy storage tank 8, and obtain the liquid level information in thermal energy storage tank 8；Simultaneously monitor thermal energy storage tank 8 convey outward it is instant
Flow is delivered to each production workshop section by corresponding discharge.When liquid level reaches setting peak or minimum, knot in thermal energy storage tank 8
The real time temperature that temperature sensing unit 4 at this time is obtained from production line segment is closed, the size of output flow is controlled, to avoid wherein a certain
Device temperature is excessively high to cause danger.
Via the medium after radiating and cooling, defeated time buffering adjusts the storage of tank 10 again, to master control system unit 5
Detect that the buffering adjusts temperature in tank 10 and reaches respective value, starting new round running.The master control system unit 5 is right
It is lasting acquisition in the unlike signal parameter of each link, since alarm unit 11 is provided that acoustic-optic alarm, is set when any
When standby parameter is higher than alarm parameters value initially set, triggering alarm immediately, indicator light flashing, and record instantly the alarm moment with
And set outer parameter value；And uniquely temperature value be more than alarm numerical value when, can take from dynamic circuit breaker lock operate, wait technical staff and
When overhaul.
Fig. 3 is 5 circuit connection diagram of master control system unit, as figure shows, in cpu chip pin M and pin L+ respectively with
The end P2 in temperature sensing unit 4 is connected with 24 ends, and is in contact by temperature sensing unit 4 with power switch, i.e., reachable
To disconnected lock effect when the temperature is excessively high；And pin 0.1 in chip, pin 0.2 respectively directly with the upper limit of level sensing unit 6 and
Lower limit is connected, and comes whether arrived water level bound inside real-time reception and judgment means with this；Pin 0.3 and pin 0.4
It is to be connected with the external pump housing, when chip, which receives liquid level, reaches the signal of the upper limit, control pump housing running increases fluid flow,
Otherwise the pump housing keeps in off position, being not involved in system.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of control system based on residual heat and steam recyclable device, including still kettle (1) and residual heat and steam recovery system host
(2), it is characterised in that: further include heat exchange unit (3), temperature sensing unit (4), master control system unit (5), level sensing list
First (6) and flow monitoring unit (7)；The heat exchange unit (3) is set in the residual heat and steam recovery system host (2), institute
State the connection of residual heat and steam recovery system host (2) described in remaining vapour thermal energy storage tank (8), the level sensing unit (6) and described
Flow monitoring unit (7) is set in the thermal energy storage tank (8)；The thermal energy storage tank (8) connects thermal energy vaporizer (9),
The thermal energy vaporizer (9), connection buffering adjust tank (10).
2. the control system according to claim 1 based on residual heat and steam recyclable device, it is characterised in that: the temperature sensing
Unit (4) is also provided at the residual heat and steam recovery system host (2), the thermal energy vaporizer (9) and the buffering and adjusts tank
(10).
3. the control system of residual heat and steam recyclable device according to claim 1, it is characterised in that: the master control system list
First (5) connect the heat exchange unit (3), and the heat exchange unit (3) connects the level sensing unit (6), the level sensing
Unit (6) connects the flow monitoring unit (7).
4. the control system of residual heat and steam recyclable device according to claim 3, it is characterised in that: the master control system list
First (5) are connected with the level sensing unit (6), the flow monitoring unit (7) and the temperature sensing unit (4) respectively
It connects.
5. the control system of residual heat and steam recyclable device according to claim 4, it is characterised in that: the temperature sensing unit
(4) it is connected respectively with the heat exchange unit (3), the level sensing unit (6) and the flow monitoring unit (7).
6. the control system of residual heat and steam recyclable device according to claim 5, it is characterised in that: further include alarm unit
(11), the alarm unit (11) is connected with the master control system unit (5) and the temperature sensing unit (4) respectively.
7. a kind of control method based on residual heat and steam recyclable device, it is characterised in that:
Step 1: the start-up temperature value of master control system unit (5) preset power delivery pump, and obtain the biography of the thermocouple in host
The temperature parameter of output；
Step 2: master control system unit (5) monitors that the medium temperature in host has reached output temperature, and the medium is defeated
It is sent into thermal energy storage tank (8), and obtains the liquid level information in thermal energy storage tank (8)；
Step 3: when thermal energy storage tank (8), interior liquid level reaches setting peak, and the medium is delivered to each production by corresponding discharge
Workshop section, the thermal energy for carrying out medium distribute；
Step 4: defeated time buffering adjusts tank (10) storage to the medium after radiating and cooling again, to master control system unit (5)
Detect that the buffering adjusts tank (10) interior temperature and reaches respective value, starting new round running.
8. the control method according to claim 7 based on residual heat and steam recyclable device, it is characterised in that: the main control system
System unit (5) is lasting acquisition for the unlike signal parameter of each link, when any appliance parameter is higher than alarm initially set
When parameter value, triggering alarm immediately, and record the alarm moment instantly and set outer parameter value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910952482.3A CN110529837A (en) | 2019-10-09 | 2019-10-09 | A kind of control system and method based on residual heat and steam recyclable device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910952482.3A CN110529837A (en) | 2019-10-09 | 2019-10-09 | A kind of control system and method based on residual heat and steam recyclable device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110529837A true CN110529837A (en) | 2019-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910952482.3A Pending CN110529837A (en) | 2019-10-09 | 2019-10-09 | A kind of control system and method based on residual heat and steam recyclable device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112014551A (en) * | 2020-07-22 | 2020-12-01 | 四川科路泰交通科技有限公司 | Automatic selection control method and system for liquid storage tank for asphalt test |
-
2019
- 2019-10-09 CN CN201910952482.3A patent/CN110529837A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112014551A (en) * | 2020-07-22 | 2020-12-01 | 四川科路泰交通科技有限公司 | Automatic selection control method and system for liquid storage tank for asphalt test |
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